fix(sql): preserve file associations and list selection

apps/desktop/src/lib/__tests__/selection/orderedListSelection.spec.ts

@@ -0,0 +1,40 @@
+import { describe, expect, it } from "vitest";
+import { orderedListRangeAnchorIndex, orderedListSelectionIntent } from "@/lib/selection/orderedListSelection";
+
+describe("orderedListSelectionIntent", () => {
+  it("uses Shift for range selection even when another modifier is also reported", () => {
+    expect(orderedListSelectionIntent({ shiftKey: true, metaKey: false, ctrlKey: false })).toBe("range");
+    expect(orderedListSelectionIntent({ shiftKey: true, metaKey: true, ctrlKey: false })).toBe("range");
+    expect(orderedListSelectionIntent({ shiftKey: true, metaKey: false, ctrlKey: true })).toBe("range");
+  });
+
+  it("uses Cmd or Ctrl for toggle selection", () => {
+    expect(orderedListSelectionIntent({ shiftKey: false, metaKey: true, ctrlKey: false })).toBe("toggle");
+    expect(orderedListSelectionIntent({ shiftKey: false, metaKey: false, ctrlKey: true })).toBe("toggle");
+  });
+
+  it("uses an unmodified click for single selection", () => {
+    expect(orderedListSelectionIntent({ shiftKey: false, metaKey: false, ctrlKey: false })).toBe("single");
+  });
+});
+
+describe("orderedListRangeAnchorIndex", () => {
+  const items = [
+    { type: "file", id: "first" },
+    { type: "folder", id: "folder" },
+    { type: "file", id: "last" },
+  ];
+
+  it("keeps the explicit selection anchor", () => {
+    expect(orderedListRangeAnchorIndex(items, 2, { type: "file", id: "first" })).toBe(2);
+  });
+
+  it("uses the active item when no explicit anchor exists", () => {
+    expect(orderedListRangeAnchorIndex(items, null, { type: "folder", id: "folder" })).toBe(1);
+  });
+
+  it("does not fall back to the first item without an anchor", () => {
+    expect(orderedListRangeAnchorIndex(items, null, null)).toBeNull();
+    expect(orderedListRangeAnchorIndex(items, null, { type: "file", id: "missing" })).toBeNull();
+  });
+});